String replace is read from input. Then, tongue$\_$twister is read from input. If replace is in tongue$\_$twister, then:

Output $\text{'}$At: $\text{'}$ followed by the index of the last occurrence.

Create a string from tongue$\_$twister with the first occurrence of replace replaced by $\text{'}3\text{'}$ and output tongue$\_$twister on a newline.

Otherwise, output $\text{'}$No results'.